Home / 541,865.75-747,799.36-300,148.30

Finding the Fourth Proportional to 541,865.75, 747,799.36 and 300,148.30

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Solution

The fourth proportional to 541,865.75, 747,799.36 and 300,148.30 is: 414,218.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,865.75 : 747,799.36 = 300,148.30 : x
  2. Step 2: Convert to fraction form
    541,865.75/747,799.36 = 300,148.30/x
  3. Step 3: Cross multiply
    541,865.75x = 747,799.36 × 300,148.30
  4. Step 4: Simplify right side
    541,865.75x = 224,450,704,025.22
  5. Step 5: Solve for x
    x = 224,450,704,025.22/541,865.75
  6. Step 6: Final answer
    x = 414,218.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.